67728640

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{7559}}^1$

素因数の和:7587

約数の個数: 72

約数和(自身を含む): 185431680

約数和(自身を除く): 117703040

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 128, 140, 160, 224, 256, 280, 320, 448, 560, 640, 896, 1120, 1280, 1792, 2240, 4480, 7559, 8960, 15118, 30236, 37795, 52913, 60472, 75590, 105826, 120944, 151180, 211652, 241888, 264565, 302360, 423304, 483776, 529130, 604720, 846608, 967552, 1058260, 1209440, 1693216, 1935104, 2116520, 2418880, 3386432, 4233040, 4837760, 6772864, 8466080, 9675520, 13545728, 16932160, 33864320, 67728640]

約数ペア:

[(1, 67728640), (2, 33864320), (4, 16932160), (5, 13545728), (7, 9675520), (8, 8466080), (10, 6772864), (14, 4837760), (16, 4233040), (20, 3386432), (28, 2418880), (32, 2116520), (35, 1935104), (40, 1693216), (56, 1209440), (64, 1058260), (70, 967552), (80, 846608), (112, 604720), (128, 529130), (140, 483776), (160, 423304), (224, 302360), (256, 264565), (280, 241888), (320, 211652), (448, 151180), (560, 120944), (640, 105826), (896, 75590), (1120, 60472), (1280, 52913), (1792, 37795), (2240, 30236), (4480, 15118), (7559, 8960)]